[Military topographic map series of Northern Ireland] /
Great Britain.Directorate of Military Survey.
Ordnance Survey of Northern Ireland.
London : Directorate General of Military Survey,
c1980-
Relief shown by contours, gradient tints, hachures, and spot heights.
Title devised by cataloger.
Sheets separately subtitled and numbered, e.g.: Sheet 15. Belfast 1:50 000 -- Sheet 26. Lough Allen 1:50 000 map.
Base maps by Ordnance Survey of Northern Ireland. Ordnance Survey statements of attribution overprinted in blue.
Various editions of some sheets. Ed. statements appear: Edition [number]-GSGS.
Irish transverse Mercator grid.
Coverage complete in 29 sheets.
Standard map series designation: Series M728.
Includes military notes and additions in blue, coverage map, sheet index map, and col. ill.
Sheet 4. Coleraine (Ed. 1 1980) -- Sheet 7. Londonderry (Ed. 2 1982) -- Sheet 13. The Sperrins (Ed. 3 1991)
Maps, Military.